Manejo de epifitias del Virus de la mancha anular de la papaya utilizando barreras de Zea mays L. en Carica papaya L. []. Cabrera, D., Universidad Central. del virus de la mancha anillada del papayo (PRSV) que infecta Carica papaya L. en El virus de la mancha anular de la papaya (Papaya Ringspot Potyvirus. Epiphyte management of Papaya ringspot virus using Zea mays L. barriers in Carica papaya L. Rev. Protección Veg. [online]. , vol, n.2, pp.

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The sequences of the primers were: Anexistence of recombination events in the coat protein was observed.

Research Note Viral inhibitors to control the Papaya ringspot virus on Carica papaya. The papaya crop occupies the ninth position of importance ppapaya fruit crops Tafur et al.

These results are interesting because they were obtained under field conditions with a new virus inhibitor formulated against the potyvirus PRSV in papaya, representing an important step forward in the improvement of the control management of this disease. Genetic variation of papaya ringspot virus in Venezuela.

Papaya virus diseases with special reference to papaya ringspot. Papaya ringspot virus EoL: Using genetic phylogeny studies, researchers suspect mmancha virus originated in Asia, likely India, about 2, years ago. Fitopatologia BrasileiraBrasilia, v.

Genetic variability of Papaya ringspot virus isolates in Norte de Santander – Colombia

Archived from the original PDF on Gutenberg Press, Tarxien, Malta. PRSV’s coat protein gene was inserted into highly embryogenic plant tissue by using the newly invented gene gunwhich led to the development of the transgenic linewhich was proven to be effective at controlling Hawaiian strains of PRSV. Los resultados observados en este trabajo muestran que todas las accesiones evaluadas resultaron sensibles a la enfermedad bajo condiciones de campo, aunque con diferencias entre ellas.


The Plant Health Instructor. Watermelon mosaic virus 2″. Evidence for diversifying selection in Potato virus Y and in the coat protein of other potyviruses. Potyviruses are able to infect different types of tissue in host plants, including seeds, although the function of the transmission by seed in the evolution and epidemiology of viral pathogens remains uncertain. Efecto de la temperatura en la virulencia del virus de la mancha anular de la papaya PRSV-p.

This page was papays edited on 29 Decemberat These results suggest a greater evolutionary dynamic for the PRSV isolates from Campo Hermoso due to nucleotide substitutions.

Biotechnology and plant disease management. Aphids are the predominant means by which PRSV is transmitted.

Assessment of Cuban papaya Carica papaya L. Seed transmission has been observed at rates of 2 infected second generation plants out of The treatments were as follows: Molecular Plant Pathology, Oxford, v. A severe isolate of PRSV has also been shown to cause tissue necrosis. The papaya was first described in 1, by the Spanish chronicler Oviedo, who found it on the coasts of Panama and Colombia Cabrera et al.


Evaluation of methods for detecting recombination from DNA sequences: These are the first results about ringspot susceptibility for these accessions, which are highly useful for farmers, as well as for breeding programs in the country.

Brazil accounts for nearly half of global output, with India second and Nigeria third in worldwide production. Norte de Santander is potentially an agricultural department due to its geographical conditions, presenting a diversity of crops.

The viral inhibitor applications made during the cycle of papaya production up to 5 mo involved a significant attenuation of symptoms and damage caused by PRSV on cv.

Papaya ringspot virus

anilar Papaya seedlings were planted in east to west double rows spaced at 3. Few results related to the control of plant viruses have been reported successfully, and less research has been carried out under field conditions for the pathogens.

This incident was unique in that transgenic crops are usually developed and promoted by commercial operations, while transgenic papaya and the case for deregulation was adopted by University of Hawaii researchers.